Summer II Week 4 Review

Exponent Rules

100

X⁰

1

200

X³ * X⁷

X¹⁰

300

y⁵⁶ / y⁸

y⁷

400

(X⁴Z⁷)⁵

X²⁰Z³⁵

500

(X⁶Y¹⁴Z⁴)^3/2

X⁹Y²¹Z⁶

Operations with Fractions

100

1/3 + 4/3

Answer as a mixed number

1 2/3

200

3/4 * 12

9

300

6/7 * 1/36

Report your answer in simplest form

1/42

400

4 1/6 * 1 3/5

Answer as a mixed number

6 2/3

500

2 4/7 + 1 1/10

answer as a mixed number

3 47/70

Inequalities

100

5 > 2

Is it true or false?

False!

200

-3 is less than or equal to -12

Is it true or false?

False

300

Draw this inequality on a number line:

x is greater than or equal to 4

closed circle at 4

draw an arrow to the right

400

X > -6

Which of the following is a solution?

a) -8

b) -7

c) -6

d) -5

d) -5

500

Draw this inequality on a number line:

X < -4

open circle at -4

arrow drawn to the left

Proportions

100

1 watermelon costs $3.00. How many watermelons can you buy with $12.00?

4 watermelons

200

A recipe uses 2 cups of sugar for 8 cupcakes. How many cups of sugar are needed for 12 cupcakes?

3 cups of sugar

300

A map shows that 1 inch = 20 miles. If two cities are 6 inches apart on the map, how many miles apart are they in real life?

120 miles

400

At school there are 3 boys for every 5 girls. If there are 100 girls, how many boys are there?

60 boys

500

A car travels 180 miles in 3 hours. How far will it travel in 5 hours at the same speed?

300 miles

Multi-step Equations

100

3X + 4 = 10

X = 2

200

-3X + 4 = 10

X = -2

300

-5X - 8 = 27

X = -7

400

X / 5 = 12

X = 60

500

(3/4)X - 5 = 10

X = 20